Nearly 85 percent of all flights were on time at Louis Armstrong New Orleans International Airport in October, according to U.S. Department of Transportation figures released today.

Breaking down the 15 percent of flights that arrived or departed late in October: 5.87 percent were because of air carrier delays; 4.66 percent were attributed to in-flight issues; 3.28 percent were held up by the national aviation system; 1.5 percent were cancelled or diverted; and 0.11 percent were slowed by weather.

A flight is considered delays after 15 minutes of not

departing or arriving.Here’s how airlines at the airport measured up:

– AirTran Airways, on time 95.97 percent of the time;
– Mesa Airlines, on time 88.89 percent of the time;
– US Airways, on time 88.70 percent of the time;
– ExpressJet, on time 87.88 percent of the time;
– Delta, on time 87.41 percent of the time;
– Southwest, on time 86.9 percent of the time;
– United, on time 83.08 percent of the time;
– American, on time 73.96 percent of the time;
– American Eagle, on time 70.97 percent of the time; and
– JetBlue, on time 65.77 percent of the time.

Nationwide, nearly 80.21 percent of flights were on time in October. Of the 20 percent that arrived or departed late: 6.13 were attributed to in-flight issues; 5.42 percent were held up by the national aviation system; 4.97 were because of air carrier delays; 2.99 percent were cancelled or diverted; and 0.25 percent were slowed by weather.